Lennox Boilers

Gas-Fired Steam Boilers

GSB8-E Boiler

Solid value and superb heating

Price guide: $
Energy Star: N
Solar ready: N
AFUE: up to 82.7

Gas-Fired Water Boilers

GWM-IE Boiler

Design that’s highly innovative and efficient

Price guide: $$$
Energy Star: Y
Solar ready: N
AFUE: up to 95

GWB9-IH Boiler

Engineered for lasting comfort and energy savings

Price guide: $$$
Energy Star: Y
Solar ready: N
AFUE: up to 90

GWB8-IE Boiler

A reliable way to stay warm and save energy

Price guide: $$
Energy Star: N
Solar ready: N
AFUE: up to 84.4

GWB8-E Boiler

Reliable heating performance season after season

Price guide: $
Energy Star: N
Solar ready: N
AFUE: up to 83.9

Oil-Fired Water Boilers

COWB3 Boiler

Efficient, quiet warmth you can count on

Price guide: $$
Energy Star: N
Solar ready: N
AFUE: up to 85.2